/*
Theme Name: Crescent Trading
Theme URI: https://crescent.lk
Author: Crescent Trading
Author URI: https://crescent.lk
Description: Modern, professional WordPress theme for Crescent Trading electrical products supplier. Features WooCommerce integration, responsive design, and dual B2B/B2C audience appeal.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: crescent-trading
Tags: e-commerce, woocommerce, business, electrical, industrial
*/

/*--------------------------------------------------------------
>>> TABLE OF CONTENTS:
----------------------------------------------------------------
1.0 - CSS Custom Properties (Design Tokens)
2.0 - Reset & Base Styles
3.0 - Typography
4.0 - Layout & Grid
5.0 - Header & Navigation
6.0 - Hero Section
7.0 - Components
8.0 - Product Grid
9.0 - Footer
10.0 - Forms
11.0 - Utilities
12.0 - Responsive Design
--------------------------------------------------------------*/

/*--------------------------------------------------------------
1.0 - CSS Custom Properties (Design Tokens)
--------------------------------------------------------------*/
:root {
  /* Color Palette */
  --color-primary: #1E40AF;
  --color-primary-light: #3B82F6;
  --color-primary-dark: #1E3A8A;
  --color-secondary: #F59E0B;
  --color-secondary-light: #FCD34D;
  --color-secondary-dark: #D97706;
  --color-accent: #10B981;
  --color-accent-light: #34D399;
  --color-dark: #1E293B;
  --color-gray: #64748B;
  --color-gray-light: #94A3B8;
  --color-gray-lighter: #E2E8F0;
  --color-light: #F8FAFC;
  --color-white: #FFFFFF;
  
  /* Typography */
  --font-heading: 'Outfit', 'Poppins', sans-serif;
  --font-body: 'Inter', 'Roboto', sans-serif;
  
  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  
  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;
  --space-8: 4rem;
  --space-10: 5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-4);
}

/*--------------------------------------------------------------
2.0 - Reset & Base Styles
--------------------------------------------------------------*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style-position: inside;
}

/*--------------------------------------------------------------
3.0 - Typography
--------------------------------------------------------------*/
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-3);
  color: var(--color-dark);
}

h1 {
  font-size: var(--text-5xl);
}

h2 {
  font-size: var(--text-4xl);
}

h3 {
  font-size: var(--text-3xl);
}

h4 {
  font-size: var(--text-2xl);
}

h5 {
  font-size: var(--text-xl);
}

h6 {
  font-size: var(--text-lg);
}

p {
  margin-bottom: var(--space-3);
}

.text-center {
  text-align: center;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/*--------------------------------------------------------------
4.0 - Layout & Grid
--------------------------------------------------------------*/
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-8) 0;
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section-light {
  background-color: var(--color-light);
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/*--------------------------------------------------------------
5.0 - Header & Navigation
--------------------------------------------------------------*/
.site-header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-top {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-1) 0;
  font-size: var(--text-sm);
}

.header-main {
  padding: var(--space-3) 0;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  margin: 0;
  color: var(--color-primary);
}

.site-tagline {
  font-size: var(--text-sm);
  color: var(--color-gray);
  margin: 0;
}

.primary-nav {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.nav-menu {
  display: flex;
  gap: var(--space-4);
  list-style: none;
}

.nav-menu a {
  color: var(--color-dark);
  font-weight: 500;
  font-size: var(--text-base);
  padding: var(--space-1) 0;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item a::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--text-2xl);
  cursor: pointer;
  color: var(--color-dark);
}

/*--------------------------------------------------------------
6.0 - Hero Section
--------------------------------------------------------------*/
.hero-section {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
  color: var(--color-white);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('assets/images/banners/hero-homepage.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.2;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-title {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-4);
  color: var(--color-white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: var(--text-xl);
  margin-bottom: var(--space-5);
  opacity: 0.95;
}

.cta-buttons {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/*--------------------------------------------------------------
7.0 - Components
--------------------------------------------------------------*/

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-base);
  text-align: center;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-secondary);
  color: var(--color-dark);
}

.btn-primary:hover {
  background-color: var(--color-secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-lg);
}

/* Cards */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background-color: var(--color-gray-lighter);
}

.card-content {
  padding: var(--space-4);
}

.card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
  color: var(--color-dark);
}

.card-text {
  color: var(--color-gray);
  margin-bottom: var(--space-3);
}

/* Feature Boxes */
.feature-box {
  text-align: center;
  padding: var(--space-5);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.feature-box:hover {
  background-color: var(--color-light);
}

.feature-icon {
  font-size: var(--text-5xl);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.feature-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

/*--------------------------------------------------------------
8.0 - Product Grid
--------------------------------------------------------------*/
.product-categories {
  padding: var(--space-8) 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

.category-card {
  position: relative;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.category-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
}

.category-info {
  padding: var(--space-4);
  background-color: var(--color-white);
}

.category-name {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--space-2);
}

.category-description {
  color: var(--color-gray);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.category-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-primary);
  font-weight: 600;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
}

.category-link:hover {
  gap: var(--space-2);
}

/*--------------------------------------------------------------
9.0 - Footer
--------------------------------------------------------------*/
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-8) 0 var(--space-4);
}

.footer-widgets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.footer-widget h3 {
  color: var(--color-white);
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: var(--space-2);
}

.footer-widget ul {
  list-style: none;
}

.footer-widget li {
  margin-bottom: var(--space-2);
}

.footer-widget a {
  color: var(--color-gray-light);
  transition: color var(--transition-base);
}

.footer-widget a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-4);
  text-align: center;
  color: var(--color-gray-light);
  font-size: var(--text-sm);
}

/*--------------------------------------------------------------
10.0 - Forms
--------------------------------------------------------------*/
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  margin-bottom: var(--space-1);
  font-weight: 600;
  color: var(--color-dark);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-2);
  border: 2px solid var(--color-gray-lighter);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: border-color var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/*--------------------------------------------------------------
11.0 - Utilities
--------------------------------------------------------------*/
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }

.pt-4 { padding-top: var(--space-4); }
.pb-4 { padding-bottom: var(--space-4); }

.hidden {
  display: none !important;
}

.fade-in {
  animation: fadeIn var(--transition-slow) ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*--------------------------------------------------------------
12.0 - Responsive Design
--------------------------------------------------------------*/
@media (max-width: 1024px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
    --text-3xl: 1.75rem;
  }
  
  .grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
    --text-3xl: 1.5rem;
    --space-8: 3rem;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .primary-nav {
    display: none;
  }
  
  .primary-nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    padding: var(--space-4);
  }
  
  .nav-menu {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
  
  .category-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-widgets {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: var(--space-2);
    --text-5xl: 1.75rem;
  }
  
  .card-content {
    padding: var(--space-3);
  }
}